docker run报错

    docker: Error response from daemon: Conflict. The container name “/rundeck” is already in use by container “5c68201605fcb54cf7f68601f1145ecf7c7c00faa435b52d372d48371a8b7462”. You have to remove (or rename) that container to be able to reuse that name.

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    yum update后内核版本仍无法run docker
    手动升级到最新版内核

    1. rpm --import https://www.elrepo.org/RPM-GPG-KEY-elrepo.org
    2. rpm -Uvh http://www.elrepo.org/elrepo-release-7.0-3.el7.elrepo.noarch.rpm
    3. yum --disablerepo=\* --enablerepo=elrepo-kernel repolist
    4. yum --disablerepo=\* --enablerepo=elrepo-kernel list kernel*
    5. yum --disablerepo=\* --enablerepo=elrepo-kernel install -y kernel-lt.x86_64
    6. yum remove kernel-tools-libs.x86_64 kernel-tools.x86_64 -y
    7. yum --disablerepo=\* --enablerepo=elrepo-kernel install -y kernel-lt-tools.x86_64
    8. grub2-set-default 0
    9. reboot

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